Example usage for java.util Collections unmodifiableSet

Introduction

In this page you can find the example usage for java.util Collections unmodifiableSet.

Prototype

public static <T> Set<T> unmodifiableSet(Set<? extends T> s)

Source Link

Document

Returns an unmodifiable view of the specified set.

Usage

From source file:ddf.catalog.data.impl.MetacardTypeImpl.java

public Set<AttributeDescriptor> add(AttributeDescriptor descriptor) {
    if (descriptor != null) {
        this.descriptors.put(descriptor.getName(), descriptor);
    }//  ww w.j  av a 2s .  co  m
    return Collections.unmodifiableSet(new HashSet<>(this.descriptors.values()));
}

From source file:LocaleUtils.java

/**
 * <p>Obtains an unmodifiable set of installed locales.</p>
 * /*w  w w .  j  av a2  s.  c  om*/
 * <p>This method is a wrapper around {@link Locale#getAvailableLocales()}.
 * It is more efficient, as the JDK method must create a new array each
 * time it is called.</p>
 *
 * @return the unmodifiable set of available locales
 */
public static Set availableLocaleSet() {
    Set set = cAvailableLocaleSet;
    if (set == null) {
        set = new HashSet(availableLocaleList());
        set = Collections.unmodifiableSet(set);
        cAvailableLocaleSet = set;
    }
    return set;
}

From source file:eu.europa.esig.dss.pdf.PdfDssDict.java

public Set<X509CRL> getCrlList() {
    return Collections.unmodifiableSet(crlList);
}

From source file:com.aionemu.commons.scripting.scriptmanager.ScriptManager.java

/**
 * Returns unmodifiable set with script contexts
 * //from   w  w  w .j  a v  a  2s.co m
 * @return unmodifiable set of script contexts
 */
public synchronized Collection<ScriptContext> getScriptContexts() {
    return Collections.unmodifiableSet(contexts);
}

From source file:com.chiorichan.session.Session.java

/**
 * Get the present data change history// w  w w  . jav a  2 s  .c  o  m
 *
 * @return
 *         A unmodifiable copy of dataChangeHistory.
 */
Set<String> getChangeHistory() {
    return Collections.unmodifiableSet(new HashSet<String>(dataChangeHistory));
}

From source file:org.apereo.services.persondir.support.AbstractAggregatingDefaultQueryPersonAttributeDao.java

/**
 * Iterates through the configured {@link java.util.List} of {@link IPersonAttributeDao}
 * instances. The results from each DAO are merged into the result {@link Map}
 * by the configured {@link IAttributeMerger}. 
 *
 * @see IPersonAttributeDao#getPeopleWithMultivaluedAttributes(java.util.Map)
 */// w w w  .  j av a  2s. c om
@Override
public Set<IPersonAttributes> getPeopleWithMultivaluedAttributes(final Map<String, List<Object>> query) {
    Validate.notNull(query, "query may not be null.");

    //Initialize null, so that if none of the sub-DAOs find any people null is returned appropriately
    Set<IPersonAttributes> resultPeople = null;

    //Denotes that this is the first time we are running a query and the original seed should be used
    boolean isFirstQuery = true;

    if (this.personAttributeDaos == null) {
        throw new IllegalStateException("personAttributeDaos must be set");
    }

    //Iterate through the configured IPersonAttributeDaos, querying each.
    for (final IPersonAttributeDao currentlyConsidering : this.personAttributeDaos) {
        boolean handledException = false;
        Set<IPersonAttributes> currentPeople = null;
        try {
            currentPeople = this.getAttributesFromDao(query, isFirstQuery, currentlyConsidering, resultPeople);
            isFirstQuery = false;

            if (this.logger.isDebugEnabled()) {
                this.logger.debug("Retrieved attributes='" + currentPeople + "' for query='" + query
                        + "', isFirstQuery=" + isFirstQuery + ", currentlyConsidering='" + currentlyConsidering
                        + "', resultAttributes='" + resultPeople + "'");
            }
        } catch (final RuntimeException rte) {
            handledException |= handleRuntimeException(currentlyConsidering, rte);
        }

        if (currentPeople != null) {
            if (resultPeople == null) {
                //If this is the first valid result set just use it.
                resultPeople = new LinkedHashSet<>(currentPeople);
            } else {
                //Merge the Sets of IPersons
                resultPeople = this.attrMerger.mergeResults(resultPeople, currentPeople);
            }
        }

        if (this.stopOnSuccess && !handledException) {
            if (this.logger.isDebugEnabled()) {
                this.logger.debug(
                        "Successfully retrieved attributes from a child DAO and stopOnSuccess is true, stopping iteration of child DAOs");
            }

            break;
        }
    }

    if (resultPeople == null) {
        return null;
    }

    if (this.logger.isDebugEnabled()) {
        this.logger.debug("Aggregated search results '" + resultPeople + "' for query='" + query + "'");
    }

    return Collections.unmodifiableSet(resultPeople);
}

From source file:com.netflix.nicobar.core.archive.JarScriptArchive.java

protected JarScriptArchive(ScriptModuleSpec moduleSpec, Path jarPath, String moduleSpecEntry, long createTime)
        throws IOException {
    this.createTime = createTime;
    this.moduleSpec = Objects.requireNonNull(moduleSpec, "moduleSpec");
    Objects.requireNonNull(jarPath, "jarFile");
    if (!jarPath.isAbsolute())
        throw new IllegalArgumentException("jarPath must be absolute.");

    // initialize the index
    JarFile jarFile = new JarFile(jarPath.toFile());
    Set<String> indexBuilder;
    try {/*from   ww  w .ja v a 2s.  c  o m*/
        Enumeration<JarEntry> jarEntries = jarFile.entries();
        indexBuilder = new HashSet<String>();
        while (jarEntries.hasMoreElements()) {
            JarEntry jarEntry = jarEntries.nextElement();
            // Skip adding moduleSpec to archive entries
            if (jarEntry.getName().equals(moduleSpecEntry)) {
                continue;
            }

            if (!jarEntry.isDirectory()) {
                indexBuilder.add(jarEntry.getName());
            }
        }
    } finally {
        jarFile.close();
    }

    entryNames = Collections.unmodifiableSet(indexBuilder);

    rootUrl = jarPath.toUri().toURL();
}

From source file:de.topicmapslab.couchtm.core.AssociationImpl.java

@Override
public Set<Role> getRoles() {
    if (!loaded)// w  ww  . java2 s.  c o  m
        load();
    if (mergedIn != null)
        return mergedIn.getRoles();
    return Collections.unmodifiableSet(Converter.setIRoleToRole(roles));
}

From source file:it.geosolutions.tools.io.file.MultiPropertyFile.java

/**
 * @return the Set of the defined properties. The Set is unmodifiable.
 * @throws IllegalStateException if {@link #read() read()} has not been yet invoked.
 *//*from   w  w w  .j  a va  2  s . co  m*/
public Set<String> getPropertyNames() throws IllegalStateException {
    checkState();
    return Collections.unmodifiableSet(properties.keySet());
}

From source file:com.edmunds.etm.rules.impl.WebConfigurationManager.java

private void buildActiveRuleSet() {
    // Start with an empty rule set and no applications activated.
    UrlRuleSet currentRuleSet = new UrlRuleSet(Collections.<UrlRule>emptyList());
    final List<String> activatedApplications = Lists.newArrayList();

    // Also store any invalid rules
    final Set<InvalidUrlRule> ignoredRules = Sets.newHashSet();

    // Get an ordered list of applications to activate.
    List<Application> applications = getApplicationActivationOrder();

    // Add rules for active applications
    for (Application application : applications) {
        if (!application.hasVirtualServer()) {
            logger.error(String.format("Active application has no virtual server: %s",
                    application.getMavenModule()));
            continue;
        }//from   w w w .  jav a  2 s  .c  o m
        UrlRuleSet updatedRuleSet = addRulesForApplication(application, currentRuleSet, ignoredRules);

        if (updatedRuleSet != null) {
            currentRuleSet = updatedRuleSet;
            activatedApplications.add(application.getName());
        }
    }

    // Deploy active rules
    activeRules = Collections.unmodifiableSet(currentRuleSet.orderRules());
    blockedRules = Collections.unmodifiableSet(currentRuleSet.getBlockedRules());
    invalidRules = Collections.unmodifiableSet(ignoredRules);
    agentConfigurationManager.build(applicationRepository.getActiveApplications(), activeRules);

    // Store the previous rule activation order.
    this.previousApplicationActivationOrder = activatedApplications;
}